The Study On The Influence Of Listed Companies Change Accounting Firm On Accounting Conservatism

With the gradual development and complete of the security market of our country,the phenomenon that the listed companies change public accounting firms is increasingly common,which caused the attention of Chinese regulators,media and others from all walks of life.People usually focus their concentration not only on the fact of the changes,but also on the adverse economic results of the change behavior and the signal transmission to the information demanders.At present,A large number of empirical researches is about the changes of public accounting firms and accounting conservatism of listed companies,but there is no empirical study in combination with formers talked above.Based on this,this article mainly appoint 2010-2014 public accounting firms change amongA-share listed companies as the research object.Using the normative research and empirical research method and studying different change types,the article investigates the influence of the change of public accounting firms on accounting conservatism.This article not only enrich the research literature of listed companies which change the public accounting firms,but also has great significance on facing up to the present situation,regulating the change of public accounting firms and promoting the further development of securities market.Considering the theme of study, this paper is divided into six parts:Chapter I is introduction,from the research background introduces the content of the research,and the research significance、ideas、methods and content of frame. Chapter II is literature review,which summarize and comment the reasons and effects of the listed companies changing public accounting firms by reading a lot of literature home and abroad. Chapter III is some concepts and the theoretical basis, which defines the primary concepts of this paper and analyses the reason of the government intervention by the principal-agent theory, asymmetric information theory and signaling theory.Then,analyzed the change of public accounting firms.Last the paper discusses the concept and measurement methods of accounting robustness.Chapter IV is empirical study design.This part mainly includes the establishment of the research hypothesis, research establishment (including the establishment of the model,data sources and sample selection).Chapter Ⅴ is the empirical results and analysis, which includes descriptive statistical analysis and regression analysis.Plus, this paper conducted a robustness test in order to verify the robustness of the results. Chapter Ⅵ is the conclusion and policy suggestions.In this part, conclusions are made according to the results of regressions and relative policy advices are put forward on the basis of research conclusions.Besides, the innovation points and shortcoming of the study are also pointed at last.This paper find that the listed company which changes its public accounting firm can reduce the accounting conservatism.Non-mandatory public accounting firms change of listed companies will also reduce the accounting conservatism.However,mandatory public accounting firm change will improve the accounting conservatism.But it is not significant.